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   "source": [
    "## 作业要求\n",
    "\n",
    "1. 读取三类学校（普通本科、中等职业教育、普通高中）2014-2018年间的招生数据（enrollment.csv），绘制柱状图。\n",
    "2. x轴是年份，y轴是当年的招生人数(万人)。\n",
    "3. 按年份进行分组绘制，同一年份的放在一个组。\n",
    "4. 要求绘制图例，图例横向排列（提示：使用legend的ncol参数，具体用法自行查Matplotlib官网）\n",
    "5. 图标题是”2014-2018普通本科、中等职业教育、普通高中招生人数“"
   ]
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  {
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   "id": "5bdf1c3e-4cc2-4029-b46f-2f9b6ad1edb9",
   "metadata": {},
   "outputs": [],
   "source": [
    "# 代码练习区"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "28179dec-c417-4723-b8e9-1344704bce43",
   "metadata": {},
   "source": [
    "自己写完后再看[参考代码](12-参考答案.ipynb)"
   ]
  }
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